The series was a major milestone in the career of actors Kaley Cuoco (Penny)
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The series was a major milestone in the career of actors Kaley Cuoco (Penny), Johnny Galecki (Leonard), Simon Helberg (Howard), Kunal Nayyar (Raj) and Jim Parsons (Sheldon). Jim Parsons' performance as Sheldon was so successful that it earned him a Golden Globe and four Emmys. The main cast was paid around $1 million per episode, making the series one of the most expensive series on American TV.
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